Home / 1,166,147.09-1,749,728.88-408,532.01

Finding the Fourth Proportional to 1,166,147.09, 1,749,728.88 and 408,532.01

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Solution

The fourth proportional to 1,166,147.09, 1,749,728.88 and 408,532.01 is: 612,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,147.09 : 1,749,728.88 = 408,532.01 : x
  2. Step 2: Convert to fraction form
    1,166,147.09/1,749,728.88 = 408,532.01/x
  3. Step 3: Cross multiply
    1,166,147.09x = 1,749,728.88 × 408,532.01
  4. Step 4: Simplify right side
    1,166,147.09x = 714,820,256,301.45
  5. Step 5: Solve for x
    x = 714,820,256,301.45/1,166,147.09
  6. Step 6: Final answer
    x = 612,976.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.